1 /* $OpenBSD: wbsd_ebus.c,v 1.2 2021/10/24 17:05:04 mpi Exp $ */ 2 /* 3 * Copyright (c) 2009 Mark Kettenis 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <sys/param.h> 19 #include <sys/device.h> 20 #include <sys/kernel.h> 21 #include <sys/proc.h> 22 #include <sys/systm.h> 23 24 #include <machine/autoconf.h> 25 #include <machine/openfirm.h> 26 27 #include <sparc64/dev/ebusreg.h> 28 #include <sparc64/dev/ebusvar.h> 29 30 #include <dev/ic/w83l518dreg.h> 31 #include <dev/ic/w83l518dvar.h> 32 #include <dev/ic/w83l518d_sdmmc.h> 33 34 int wbsd_ebus_match(struct device *, void *, void *); 35 void wbsd_ebus_attach(struct device *, struct device *, void *); 36 37 const struct cfattach wbsd_ebus_ca = { 38 sizeof(struct wb_softc), wbsd_ebus_match, wbsd_ebus_attach 39 }; 40 41 struct cfdriver wbsd_cd = { 42 NULL, "wbsd", DV_DULL 43 }; 44 45 int 46 wbsd_ebus_match(struct device *parent, void *match, void *aux) 47 { 48 struct ebus_attach_args *ea = aux; 49 50 if (strcmp(ea->ea_name, "TAD,wb-sdcard") == 0) 51 return (1); 52 53 return (0); 54 } 55 56 void 57 wbsd_ebus_attach(struct device *parent, struct device *self, void *aux) 58 { 59 struct wb_softc *sc = (void *)self; 60 struct ebus_attach_args *ea = aux; 61 62 if (ebus_bus_map(ea->ea_iotag, 0, 63 EBUS_PADDR_FROM_REG(&ea->ea_regs[0]), 64 ea->ea_regs[0].size, 0, 0, &sc->wb_ioh) == 0) { 65 sc->wb_iot = ea->ea_iotag; 66 } else if (ebus_bus_map(ea->ea_memtag, 0, 67 EBUS_PADDR_FROM_REG(&ea->ea_regs[0]), 68 ea->ea_regs[0].size, 0, 0, &sc->wb_ioh) == 0) { 69 sc->wb_iot = ea->ea_memtag; 70 } else { 71 printf(": can't map register space\n"); 72 return; 73 } 74 75 bus_intr_establish(sc->wb_iot, ea->ea_intrs[0], IPL_BIO, 0, wb_intr, 76 sc, self->dv_xname); 77 78 printf("\n"); 79 80 sc->wb_type = WB_DEVNO_SD; 81 wb_attach(sc); 82 } 83